STPS1045D Overview
The STPS1045D is a high-efficiency dual Schottky diode designed for power management applications requiring low forward voltage drop and fast recovery time. Featuring a 10 A forward current capability and a maximum repetitive peak reverse voltage of 45 V, this device supports enhanced thermal performance and reduced power loss. Its ultra-low forward voltage significantly improves efficiency in rectification circuits, making it ideal for industrial power supplies, battery chargers, and DC/DC converters. The compact DO-220AB package ensures easy integration into space-constrained designs. For detailed specifications and purchasing information, visit IC Manufacturer.
STPS1045D Technical Specifications
| Parameter | Value |
|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 45 V |
| Average Forward Current (IF(AV)) | 10 A |
| Forward Voltage Drop (VF) at IF = 10 A | 0.55 V (typical) |
| Surge Forward Current (IFSM) | 150 A |
| Reverse Recovery Time (trr) | Not Applicable (Schottky diode) |
| Operating Junction Temperature (Tj) | -65 ??C to +150 ??C |
| Thermal Resistance Junction to Ambient (R??JA) | 35 ??C/W |
| Package Type | DO-220AB |
STPS1045D Key Features
- Low Forward Voltage Drop: Minimizes power loss and heat generation, enhancing overall system efficiency in power conversion applications.
- High Surge Current Capability: Supports transient load conditions without damage, ensuring system reliability under peak load scenarios.
- Fast Switching Speed: Enables efficient operation in high-frequency circuits, reducing switching losses and improving performance.
- Robust Thermal Performance: The DO-220AB package allows effective heat dissipation, facilitating operation in demanding thermal environments.
Typical Applications
- Power supply rectification in industrial equipment, where efficient conversion and low losses are critical for energy savings and thermal management.
- Battery chargers benefiting from the low forward voltage to reduce charging time and improve energy efficiency.
- DC/DC converters requiring fast and reliable rectification to maintain stable output voltages and high conversion efficiency.
- Freewheeling diodes in motor drive circuits, protecting switching devices and improving system robustness.
STPS1045D Advantages vs Typical Alternatives
The STPS1045D offers superior efficiency due to its ultra-low forward voltage compared to standard silicon diodes, reducing conduction losses significantly. Its high surge current handling and fast switching capabilities outperform typical rectifiers, making it more reliable in dynamic load conditions. The compact DO-220AB package enhances thermal management, providing better heat dissipation than many similar devices. This combination of performance and robustness makes it a preferred choice for industrial power systems seeking enhanced reliability and energy savings.
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STPS1045D Brand Info
The STPS1045D is manufactured by STMicroelectronics, a global leader in semiconductor solutions for industrial, automotive, and consumer electronics. Known for innovation and quality, STMicroelectronics designs this Schottky diode to meet rigorous industrial standards, ensuring long-term reliability and consistent performance. The product is part of ST??s extensive portfolio of power diodes tailored for power management and conversion applications.
FAQ
What is the maximum forward current rating of the STPS1045D?
The device supports a continuous average forward current of 10 amperes. This rating ensures it can handle substantial current loads typical in power supply and converter applications without degradation.
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How does the low forward voltage drop benefit circuit efficiency?
A lower forward voltage drop means less energy is lost as heat during conduction, which improves overall efficiency and reduces thermal stress on components, enabling more compact and reliable designs.
Is the STPS1045D suitable for high-frequency switching applications?
Yes, as a Schottky diode, it features fast switching speeds and negligible reverse recovery time, making it ideal for high-frequency power conversion and switching power supplies.
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What package is the STPS1045D supplied in, and why is it important?
It is supplied in a DO-220AB package that provides excellent thermal dissipation
